Adapter for a container spout



FIG. 1 is a side elevational view of an adapter for a container spout showing our new design;

FIG. 2 is a sectional view taken on line 2--2 of FIG. 1;

FIG. 3 is a plan view; and

FIG. 4 is a bottom view. 

The ornamental design for an adapter for a container spout, substantially as shown. 